From: The management of severe hypertension in Australian general practice
Modelling lack of follow-up visit (106 clinics; 6,993 patients)* | Modelling hypertension (82 clinics; 5,057 patients)** | Modelling unsustained normotension (75 clinics; 4,431 patients)*** | |||||||||||
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Univariate analyses | Multivariate hierarchical regression | Univariate analyses | Multivariate hierarchical regression | Univariate analyses | Multivariate hierarchical regression | ||||||||
Effect | Statistic† | (p-value) | Point estimate | (p-value) | Statistic† | (p-value) | Point estimate | (p-value) | Statistic† | (p-value) | Point estimate | (p-value) | |
Patient | |||||||||||||
Sex (ref=female) | male | χ2= 7.21 | (0.03) | 0.11 | (0.3) | χ2= 33.37 | (<0.0001) | 0.33 | (<0.0001) | χ2= 0.78 | (0.68) | N/A | |
Age | -0.03 | (<0.0001) | -0.03 | (<0.0001) | -0.008 | (<0.0001) | -0.007 | (0.0007) | 0.01 | (0.003) | 0.01 | (0.02) | |
Previous visits | -0.27 | (<0.0001) | collinear with prev. SHT | -0.07 | (<0.0001) | collinear with prev. SHT | -0.03 | (0.01) | collinear with prev. SHT | ||||
Previous SHT | -0.66 | (<0.0001) | -0.45 | (0.0008) | -0.09 | (<0.0009) | 0.17 | (<0.0001) | -0.21 | (0.02) | 0.16 | (0.07) | |
Total CHOL/HDL (ref=unknown) | >4.5 | χ2= 69.70 | (<0.0001) | -1.23 | (<0.0001) | χ2= 30.16 | (<0.0001) | -0.05 | (0.64) | χ2= 0.20 | (0.9) | N/A | |
≤4.5 | -1.05 | (<0.0001) | -0.32 | (<0.0001) | N/A | ||||||||
Diabetic Status (ref=no) | yes | χ2= 23.17 | (<0.0001) | -1.06 | (0.0003) | χ2= 0.98 | (0.32) | N/A | χ2= 0.05 | (0.83) | N/A | ||
New or change in medication (ref=no change) | AT1 receptor blocker | χ2=70.01 | (<0.0001) | -0.64 | (<0.0001) | χ2= 17.93 | (0.02) | -0.59 | (0.01) | ||||
ACE inhibitor | -0.39 | (0.003) | -0.24 (all others) | (0.25) | |||||||||
Ca channel blocker | 0.03 | (0.88) | |||||||||||
Beta blocker | -0.34 | (0.14) | |||||||||||
Diuretics | -0.48 | (0.08) | |||||||||||
Other single | 0.07 | (0.85) | |||||||||||
Combination of 2 drugs | -0.48 | (<0.0001) | |||||||||||
Combination of 3 drugs | -0.68 | (<0.0001) | |||||||||||
GP | |||||||||||||
Sex (ref=male) | female | χ2= 1.23 | (0.27) | N/A | χ2=1.84 | (0.17) | N/A | χ2= 0.36 | (0.55) | N/A | |||
Age | -0.01 | (0.08) | collinear with years grad. | -0.02 | (0.6) | collinear with years grad. | -0.001 | (0.85) | collinear with years grad. | ||||
Years graduation | -0.01 | (0.05) | 0.002 | (0.75) | -0.06 | (0.07) | 0.004 | (0.33) | 0.004 | (0.55) | N/A | ||
Place graduation (ref=Australia) | overseas | χ2= 0.89 | (0.35) | N/A | χ2=5.89 | (0.01) | -0.06 | (0.54) | χ2=1.47 | (0.23) | N/A | ||
Clinic | |||||||||||||
Size | -0.01 | (0.45) | N/A | -0.02 | (0.32) | N/A | -0.02 | (0.25) | N/A | ||||
Location (ref=Metropolitan) | rural | χ2= 0.14 | (0.71) | N/A | χ2= 6.20 | (0.01) | 0.04 | (0.72) | χ2= 0.05 | (0.82) | N/A |